ClickHouse/tests/integration/test_remote_prewhere/test.py

import pytest

from helpers.cluster import ClickHouseCluster

cluster = ClickHouseCluster(__file__)
node1 = cluster.add_instance("node1")
node2 = cluster.add_instance("node2")


@pytest.fixture(scope="module")
def start_cluster():
    try:
        cluster.start()

        for node in [node1, node2]:
            node.query(
                """
                CREATE TABLE test_table(
                    APIKey UInt32,
                    CustomAttributeId UInt64,
                    ProfileIDHash UInt64,
                    DeviceIDHash UInt64,
                    Data String)
                ENGINE = SummingMergeTree()
                ORDER BY (APIKey, CustomAttributeId, ProfileIDHash, DeviceIDHash, intHash32(DeviceIDHash))
            """
            )
        yield cluster

    finally:
        cluster.shutdown()


def test_remote(start_cluster):
    assert (
        node1.query(
            "SELECT 1 FROM remote('node{1,2}', default.test_table) WHERE (APIKey = 137715) AND (CustomAttributeId IN (45, 66)) AND (ProfileIDHash != 0) LIMIT 1"
        )
        == ""
    )